ui/gfx/color_profile: Add GetDisplayColorProfile for an NSWindow

ui/gfx/color_profile.h

Index: ui/gfx/color_profile.h
diff --git a/ui/gfx/color_profile.h b/ui/gfx/color_profile.h
index 37a5634ac91c7532051ccfeefd0491084322e94f..8f3f1f62f61d484509b1d8934203e9db109ab050 100644
--- a/ui/gfx/color_profile.h
+++ b/ui/gfx/color_profile.h
@@ -9,6 +9,7 @@
 
 #include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/gfx_export.h"
+#include "ui/gfx/native_widget_types.h"
 
 namespace gfx {
 
@@ -42,6 +43,14 @@ inline bool InvalidColorProfileLength(size_t length) {
 // standard sRGB color profile should be assumed.
 GFX_EXPORT bool GetDisplayColorProfile(const gfx::Rect& bounds,
                                        std::vector<char>* profile);
+#if defined(OS_MACOSX)
+// Return the color profile of the native window. If the window is null, or has
+// empty bounds, return false meaning there is no color profile associated with
+// the window.  Otherwise return true after storing the window color profile in
+// |profile|, which will be empty if the sRGB color profile should be assumed.
+GFX_EXPORT bool GetDisplayColorProfile(gfx::NativeWindow window,
+                                       std::vector<char>* profile);
+#endif
 }  // namespace gfx
 
 #endif  // UI_GFX_COLOR_PROFILE_H_